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2004-06-20 Andrew Cagney <cagney@gnu.org>

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* gdbarch.sh (RETURN_VALUE): Default to legacy_return_value.
	* gdbarch.h, gdbarch.c: Re-generate.
	* Makefile.in (arch-utils.o): Update dependencies.
	* values.c (using_struct_return): Move code calling
	USE_STRUCT_CONVENTION to legacy_return_value, simplify.
	* stack.c (return_command): Move code calling STORE_RETURN_VALUE
	to legacy_return_value, simplify.
	* infcmd.c (print_return_value): Move code calling
	DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS and EXTRACT_RETURN_VALUE
	to legacy_return_value, simplify.
	* infcall.c (call_function_by_hand): Move code calling
	EXTRACT_RETURN_VALUE to legacy_return_value, simplify.
	* arch-utils.c: Update copyright.  Include "gdbcore.h".
	(legacy_return_value): New function.
	* arch-utils.h: Update copyright.
	(legacy_return_value): Declare.
This commit is contained in:
Andrew Cagney
2004-06-20 18:10:14 +00:00
parent b5622e8d3c
commit 750eb019f1
11 changed files with 99 additions and 80 deletions
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41
gdb/arch-utils.c
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@@ -1,7 +1,7 @@
/* Dynamic architecture support for GDB, the GNU debugger.
Copyright 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
Inc.
Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
Foundation, Inc.
This file is part of GDB.
@@ -30,7 +30,7 @@
#include "regcache.h"
#include "gdb_assert.h"
#include "sim-regno.h"
#include "gdbcore.h"
#include "osabi.h"
#include "version.h"
@@ -60,13 +60,46 @@ legacy_store_return_value (struct type *type, struct regcache *regcache,
DEPRECATED_STORE_RETURN_VALUE (type, b);
}
int
always_use_struct_convention (int gcc_p, struct type *value_type)
{
return 1;
}
enum return_value_convention
legacy_return_value (struct gdbarch *gdbarch, struct type *valtype,
struct regcache *regcache, void *readbuf,
const void *writebuf)
{
/* NOTE: cagney/2004-06-13: The gcc_p parameter to
USE_STRUCT_CONVENTION isn't used. */
int struct_return = ((TYPE_CODE (valtype) == TYPE_CODE_STRUCT
|| TYPE_CODE (valtype) == TYPE_CODE_UNION
|| TYPE_CODE (valtype) == TYPE_CODE_ARRAY)
&& DEPRECATED_USE_STRUCT_CONVENTION (0, valtype));
if (writebuf != NULL)
{
gdb_assert (!struct_return);
/* NOTE: cagney/2004-06-13: See stack.c:return_command. Old
architectures don't expect STORE_RETURN_VALUE to handle small
structures. Should not be called with such types. */
gdb_assert (TYPE_CODE (valtype) != TYPE_CODE_STRUCT
&& TYPE_CODE (valtype) != TYPE_CODE_UNION);
STORE_RETURN_VALUE (valtype, regcache, writebuf);
}
if (readbuf != NULL)
{
gdb_assert (!struct_return);
EXTRACT_RETURN_VALUE (valtype, regcache, readbuf);
}
if (struct_return)
return RETURN_VALUE_STRUCT_CONVENTION;
else
return RETURN_VALUE_REGISTER_CONVENTION;
}
int
legacy_register_sim_regno (int regnum)